CA1245499A - Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs - Google Patents

Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs

Info

Publication number
CA1245499A
CA1245499A CA000544001A CA544001A CA1245499A CA 1245499 A CA1245499 A CA 1245499A CA 000544001 A CA000544001 A CA 000544001A CA 544001 A CA544001 A CA 544001A CA 1245499 A CA1245499 A CA 1245499A
Authority
CA
Canada
Prior art keywords
elements
pair
rib
tube
pairs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000544001A
Other languages
English (en)
Inventor
Steven Ausnit
Donald L. Van Erden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minigrip Inc
Original Assignee
Minigrip Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/471,740 external-priority patent/US4563319A/en
Application filed by Minigrip Inc filed Critical Minigrip Inc
Priority to CA000544001A priority Critical patent/CA1245499A/fr
Application granted granted Critical
Publication of CA1245499A publication Critical patent/CA1245499A/fr
Expired legal-status Critical Current

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  • Making Paper Articles (AREA)
CA000544001A 1983-03-03 1987-08-07 Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs Expired CA1245499A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000544001A CA1245499A (fr) 1983-03-03 1987-08-07 Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/471,740 US4563319A (en) 1983-03-03 1983-03-03 Method of making quadruple profile tubing
US471,740 1983-03-03
CA000448775A CA1230317A (fr) 1983-03-03 1984-03-02 Profile tubulaire a double rainure
CA000544001A CA1245499A (fr) 1983-03-03 1987-08-07 Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000448775A Division CA1230317A (fr) 1983-03-03 1984-03-02 Profile tubulaire a double rainure

Publications (1)

Publication Number Publication Date
CA1245499A true CA1245499A (fr) 1988-11-29

Family

ID=25670315

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000544001A Expired CA1245499A (fr) 1983-03-03 1987-08-07 Dispositif de fabrication d'articles tubulaires parelleliformes en matiere plastique pour sacs

Country Status (1)

Country Link
CA (1) CA1245499A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry